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Finding the Fourth Proportional to 11,604.36, 16,001.91 and 6,887.73

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Solution

The fourth proportional to 11,604.36, 16,001.91 and 6,887.73 is: 9,497.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,604.36 : 16,001.91 = 6,887.73 : x
  2. Step 2: Convert to fraction form
    11,604.36/16,001.91 = 6,887.73/x
  3. Step 3: Cross multiply
    11,604.36x = 16,001.91 × 6,887.73
  4. Step 4: Simplify right side
    11,604.36x = 110,216,835.56
  5. Step 5: Solve for x
    x = 110,216,835.56/11,604.36
  6. Step 6: Final answer
    x = 9,497.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.